Vertu have released a new version of their highly successful Constellation model, the Constellation Mixed Metal edition. The Vertu Mixed Metal Constellation is made primarily of stainless steel but has gold features. The primary navigation button, side buttons, speaker vents, screws and the quarter turn locking device are all made of eighteen karat yellow gold. The phone uses a ceramic keypad and the back is wrapped in black leather. Another new version of the Constellation which is made of satin steel was also released and the back is wrapped in burgundy leather.